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[92.176.231.205]) by smtp.gmail.com with ESMTPSA id c17-20020a5d63d1000000b002d1daafea30sm11682318wrw.34.2023.04.04.01.24.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Apr 2023 01:24:01 -0700 (PDT) From: Javier Martinez Canillas To: Jarrah , Heiko =?utf-8?Q?St=C3=BCbner?= , linux-kernel@vger.kernel.org Cc: Peter Robinson , Caleb Connolly , Krzysztof Kozlowski , Martijn Braam , Ondrej Jirman , Rob Herring , Tom Fitzhenry , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: Re: [PATCH] arm64: dts: rockchip: Change serial baud rate for Pinephone Pro to 1.5 MB In-Reply-To: References: <20230403175937.2842085-1-javierm@redhat.com> <3738011.44csPzL39Z@diego> Date: Tue, 04 Apr 2023 10:24:00 +0200 Message-ID: <87h6twdpi7.fsf@minerva.mail-host-address-is-not-set> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Jarrah writes: > Hi, > > On 4/4/23 17:51, Heiko St=C3=BCbner wrote: >> The interesting question is always if this will break someone else's set= up. >> I've never really understood the strange setting of 1.5MBps, but on the >> other hand it _is_ a reality on most boards. >> >> Personally I don't care that much either way, but would like a comment >> from the other people working on that device - if possible. > > > I don't have a strong opinion either way, but I would note that=20 > Tow-Boot[0] which later models of this device ship with uses 115200,=20 > meaning that this would put the device out of sync with the default=20 > u-boot implementation from the factory. > Probably we can't change then because it would break the setup of people using Tow-Boot as a bootloader. > At least for me it's been convenient to have both the PP and PPP use the= =20 > same settings while debugging. > Agreed, all my other boards use 115200 as well, the only exceptions are the Rockpro64 and PinePhone Pro for me. --=20 Best regards, Javier Martinez Canillas Core Platforms Red Hat